$ git clone -n https://src.fedoraproject.org/rpms/kf5-calendarsupport.git /var/lib/mock/f39-build-2032335-47689/root/chroot_tmpdir/scmroot/kf5-calendarsupport
Cloning into '/var/lib/mock/f39-build-2032335-47689/root/chroot_tmpdir/scmroot/kf5-calendarsupport'...
$ git fetch origin 5422a7b21da823ea77c222eae8cc576fbac94869:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-calendarsupport
 * [new ref]         5422a7b21da823ea77c222eae8cc576fbac94869 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5422a7b 23.08.3