$ git clone -n https://src.fedoraproject.org/rpms/kbruch.git /var/lib/mock/f39-build-1834390-41910/root/chroot_tmpdir/scmroot/kbruch
Cloning into '/var/lib/mock/f39-build-1834390-41910/root/chroot_tmpdir/scmroot/kbruch'...
$ git fetch origin 1f27cdd795e6e46b7bb6390e5eb6871a62a83201:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kbruch
 * [new ref]         1f27cdd795e6e46b7bb6390e5eb6871a62a83201 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1f27cdd 23.08.3