$ git clone -n https://src.fedoraproject.org/rpms/golang-github-fvbommel-util.git /var/lib/mock/f40-build-2000380-44457/root/chroot_tmpdir/scmroot/golang-github-fvbommel-util
Cloning into '/var/lib/mock/f40-build-2000380-44457/root/chroot_tmpdir/scmroot/golang-github-fvbommel-util'...
$ git fetch origin bf7857128b1a7efaa5b0fedd2167e2e8efacc72d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-fvbommel-util
 * [new ref]         bf7857128b1a7efaa5b0fedd2167e2e8efacc72d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf78571 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild