$ git clone -n https://src.fedoraproject.org/rpms/accerciser.git /var/lib/mock/f41-build-side-2-python-2682782-30051/root/chroot_tmpdir/scmroot/accerciser
Cloning into '/var/lib/mock/f41-build-side-2-python-2682782-30051/root/chroot_tmpdir/scmroot/accerciser'...
$ git fetch origin 510531fe676ab98f934fa56fde97d81626dfd7cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/accerciser
 * [new ref]         510531fe676ab98f934fa56fde97d81626dfd7cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 510531f Update to 3.44.1