$ git clone -n https://src.fedoraproject.org/rpms/utop.git /var/lib/mock/f41-build-854177-166804/root/chroot_tmpdir/scmroot/utop
Cloning into '/var/lib/mock/f41-build-854177-166804/root/chroot_tmpdir/scmroot/utop'...
$ git fetch origin 71c871f4db9ba0dbfda2b9e4e1be7356712ec743:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/utop
 * [new ref]         71c871f4db9ba0dbfda2b9e4e1be7356712ec743 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71c871f Generate loaddefs instead of deprecated autoloads