$ git clone -n https://src.fedoraproject.org/forks/mikelo2/rpms/golang-github-prometheus.git /var/lib/mock/f43-build-61079938-6588793/root/chroot_tmpdir/scmroot/golang-github-prometheus
Cloning into '/var/lib/mock/f43-build-61079938-6588793/root/chroot_tmpdir/scmroot/golang-github-prometheus'...
$ git fetch origin 41fb57859cee0a3e41bb54d92680678a94c706b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/mikelo2/rpms/golang-github-prometheus
 * [new ref]         41fb57859cee0a3e41bb54d92680678a94c706b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41fb578 Update to 2.55.1 and adopt Go Vendor Tools - Closes rhbz#2043259