$ git clone -n https://src.fedoraproject.org/rpms/kaddressbook.git /var/lib/mock/f39-build-1676914-40953/root/chroot_tmpdir/scmroot/kaddressbook
Cloning into '/var/lib/mock/f39-build-1676914-40953/root/chroot_tmpdir/scmroot/kaddressbook'...
$ git fetch origin 54eb61ba008dbed7af4da5710fa17a2339dac846:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kaddressbook
 * [new ref]         54eb61ba008dbed7af4da5710fa17a2339dac846 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54eb61b 23.08.2