$ git clone -n https://src.fedoraproject.org/rpms/quisk.git /var/lib/mock/f41-build-846634-163159/root/chroot_tmpdir/scmroot/quisk
Cloning into '/var/lib/mock/f41-build-846634-163159/root/chroot_tmpdir/scmroot/quisk'...
$ git fetch origin 811d1091f81edb884f6564f55343242711483f39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/quisk
 * [new ref]         811d1091f81edb884f6564f55343242711483f39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 811d109 New version