$ git clone -n https://src.fedoraproject.org/rpms/lcmaps.git /var/lib/mock/f41-build-755455-13413/root/chroot_tmpdir/scmroot/lcmaps
Cloning into '/var/lib/mock/f41-build-755455-13413/root/chroot_tmpdir/scmroot/lcmaps'...
$ git fetch origin fffbe4815951867c5449e8835d9daa7fa0b46c29:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lcmaps
 * [new ref]         fffbe4815951867c5449e8835d9daa7fa0b46c29 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fffbe48 Use https for source URL and URL