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@@ -7,12 +7,12 @@ projects.
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 In a nutshell, this is what it does:
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-  - Clones the latest version of the source (skipping all the history for
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-    performance reasons) into a new local Git repository.
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+  - Clones the latest version of the source (by default skipping the history
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+    for performance reasons) into a new local Git repository.
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   - Recreates empty directories (that git chooses to ignore), but that your
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     app might need.
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-    
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+
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   - Converts any svn:ignore Subversion properties into entries in your
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     .git/info/exclude file.
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@@ -46,7 +46,16 @@ Git repository that you'd like to create.
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 For example:
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-    $ git-me-up https://svn.mydomain.com/path/to/repo/project/trunk project
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+    $ git-me-up http://svn.mydomain.com/repo/project/trunk project
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+
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+By default git-me-up will pull the latest version of your code from
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+Subversion, ignoring all the history. If you want to override the revision
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+pulled, set the REVISION environment variable, like this:
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+
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+    $ REVISION=123:HEAD http://svn.mydomain.com/repo/project/trunk project
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+
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+See the coverage of the -r option in the git-svn(1) man page for more examples
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+of how to specify the revision.
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 Give it a whirl. If you don't like it, delete your local directory. No harm
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 done...

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@@ -34,7 +34,7 @@ check_for_local_dir()
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 get_latest_revision()
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 {
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     local repo="$1"
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-    svn log "$repo" | sed -n "2p" | cut -f 1 -d " "
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+    svn log "$repo" | sed -n "2p" | cut -f 1 -d " " | sed "s/^r//"
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 }
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 ignore_generated_files()
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@@ -53,11 +53,11 @@ clone_repository()
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     local svn_repo="$1"
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     local local_repo="$2"
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-    log "finding latest revision of $svn_repo"
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-    local revision=$(get_latest_revision "$svn_repo")
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+    [ -z "$REVISION" ] && log "finding latest revision of $svn_repo"
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+    local revision=${REVISION:-$(get_latest_revision "$svn_repo")}
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     log "creating git repository in $(pwd)/$local_repo"
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-    local empty_dirs=$(git svn clone -$revision $svn_repo $local_repo 2>&1 | \
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+    local empty_dirs=$(git svn clone -r $revision $svn_repo $local_repo 2>&1 | \
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         grep "W: +empty_dir:" | cut -f 3 -d " ")
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     local dir
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     for dir in $empty_dirs; do