Refresh hash after pull for branch refs

[ChristopherHX]

TODO verify if this fixes #785 Done.

[codecov]

Codecov Report

Merging #791 (a86f728) into master (0f04942) will increase coverage by 4.62%.
The diff coverage is 62.41%.

@@            Coverage Diff             @@
##           master     #791      +/-   ##
==========================================
+ Coverage   49.27%   53.90%   +4.62%     
==========================================
  Files          23       23              
  Lines        2401     2679     +278     
==========================================
+ Hits         1183     1444     +261     
+ Misses       1090     1088       -2     
- Partials      128      147      +19     

Impacted Files	Coverage Δ
pkg/container/docker_build.go	0.00% <0.00%> (ø)
pkg/container/docker_run.go	1.77% <0.00%> (-0.16%)	⬇️
pkg/common/git.go	52.55% <30.88%> (-7.24%)	⬇️
pkg/runner/runner.go	68.96% <33.33%> (-7.51%)	⬇️
pkg/model/planner.go	52.14% <43.33%> (+19.06%)	⬆️
pkg/model/workflow.go	51.08% <62.68%> (+25.37%)	⬆️
pkg/container/docker_pull.go	36.17% <64.70%> (+17.98%)	⬆️
pkg/runner/expression.go	85.38% <71.87%> (-1.26%)	⬇️
pkg/runner/step_context.go	78.92% <79.90%> (+9.97%)	⬆️
pkg/runner/run_context.go	80.36% <98.55%> (+3.95%)	⬆️
... and 7 more

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[ChristopherHX]

I merged this change into my fork and verified the original issue will be fixed by this small change.

[mergify]

@ChristopherHX this pull request has failed checks 🛠

[mergify]

@ChristopherHX this pull request has failed checks 🛠