use released go-git instead of a fork

Author: MichaelMure

LICENSE

@@ -38,7 +38,7 @@ or can get the source code.  And you must show them these terms so they
 know their rights.
 
   Developers that use the GNU GPL protect your rights with two steps:
-(1) require copyright on the software, and (2) offer you this License
+(1) assert copyright on the software, and (2) offer you this License
 giving you legal permission to copy, distribute and/or modify it.
 
   For the developers' and authors' protection, the GPL clearly explains

go.mod

@@ -7,14 +7,10 @@ require (
 	github.com/blang/semver v3.5.1+incompatible
 	github.com/dustin/go-humanize v1.0.0
 	github.com/fatih/color v1.9.0
-	github.com/go-git/go-git/v5 v5.1.0
+	github.com/go-git/go-git/v5 v5.2.0
 	github.com/mattn/go-isatty v0.0.12 // indirect
 	github.com/pkg/errors v0.9.1
 	github.com/spf13/cobra v1.0.0
 	github.com/stretchr/testify v1.6.1
 	golang.org/x/text v0.3.3
 )
-
-// Use a forked go-git for now until https://github.com/go-git/go-git/pull/112 is merged
-// and released.
-replace github.com/go-git/go-git/v5 => github.com/MichaelMure/go-git/v5 v5.1.1-0.20200827115354-b40ca794fe33

go.sum

@@ -55,6 +55,8 @@ github.com/go-git/go-billy/v5 v5.0.0 h1:7NQHvd9FVid8VL4qVUMm8XifBK+2xCoZ2lSk0agR
 github.com/go-git/go-billy/v5 v5.0.0/go.mod h1:pmpqyWchKfYfrkb/UVH4otLvyi/5gJlGI4Hb3ZqZ3W0=
 github.com/go-git/go-git-fixtures/v4 v4.0.2-0.20200613231340-f56387b50c12 h1:PbKy9zOy4aAKrJ5pibIRpVO2BXnK1Tlcg+caKI7Ox5M=
 github.com/go-git/go-git-fixtures/v4 v4.0.2-0.20200613231340-f56387b50c12/go.mod h1:m+ICp2rF3jDhFgEZ/8yziagdT1C+ZpZcrJjappBCDSw=
+github.com/go-git/go-git/v5 v5.2.0 h1:YPBLG/3UK1we1ohRkncLjaXWLW+HKp5QNM/jTli2JgI=
+github.com/go-git/go-git/v5 v5.2.0/go.mod h1:kh02eMX+wdqqxgNMEyq8YgwlIOsDOa9homkUq1PoTMs=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=