$ git clone -n https://src.fedoraproject.org/rpms/golang-github-blakesmith-ar.git /var/lib/mock/f38-build-side-42-init-devel-998015-29140/root/chroot_tmpdir/scmroot/golang-github-blakesmith-ar
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-998015-29140/root/chroot_tmpdir/scmroot/golang-github-blakesmith-ar'...
$ git fetch origin b14ed373862c2d723ae5c57b03ceef305b936930:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-blakesmith-ar
 * [new ref]         b14ed373862c2d723ae5c57b03ceef305b936930 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b14ed37 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild