$ git clone -n https://src.fedoraproject.org/rpms/golang-gitlab-yawning-utls.git /var/lib/mock/f41-build-1036544-18736/root/chroot_tmpdir/scmroot/golang-gitlab-yawning-utls
Cloning into '/var/lib/mock/f41-build-1036544-18736/root/chroot_tmpdir/scmroot/golang-gitlab-yawning-utls'...
$ git fetch origin d0a1ae7867ecd7bd889c7f32a8d82c8a50ca7d94:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-gitlab-yawning-utls
 * [new ref]         d0a1ae7867ecd7bd889c7f32a8d82c8a50ca7d94 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0a1ae7 Fix FTBFS