$ git clone -n https://src.fedoraproject.org/rpms/kf5-kholidays.git /var/lib/mock/f41-build-809017-146126/root/chroot_tmpdir/scmroot/kf5-kholidays
Cloning into '/var/lib/mock/f41-build-809017-146126/root/chroot_tmpdir/scmroot/kf5-kholidays'...
$ git fetch origin 98e022cd3f2dcebe726057437565b635424e96d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kholidays
 * [new ref]         98e022cd3f2dcebe726057437565b635424e96d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 98e022c 5.116.0