$ git clone -n https://src.fedoraproject.org/rpms/cp2k.git /var/lib/mock/f38-build-side-42-init-devel-1387186-30706/root/chroot_tmpdir/scmroot/cp2k
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1387186-30706/root/chroot_tmpdir/scmroot/cp2k'...
$ git fetch origin 4cddfdd81f6e4f9ac95e022f02faeff264d1fba5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cp2k
 * [new ref]         4cddfdd81f6e4f9ac95e022f02faeff264d1fba5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4cddfdd Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild