$ git clone -n https://src.fedoraproject.org/rpms/kf6-kholidays.git /var/lib/mock/f41-build-858151-168316/root/chroot_tmpdir/scmroot/kf6-kholidays
Cloning into '/var/lib/mock/f41-build-858151-168316/root/chroot_tmpdir/scmroot/kf6-kholidays'...
$ git fetch origin 6e10bf6abbf3e416e88d5711956ca7a674c35289:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kholidays
 * [new ref]         6e10bf6abbf3e416e88d5711956ca7a674c35289 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e10bf6 6.7.0