$ git clone -n https://src.fedoraproject.org/rpms/libkcddb.git /var/lib/mock/f38-build-side-42-init-devel-636795-26383/root/chroot_tmpdir/scmroot/libkcddb
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-636795-26383/root/chroot_tmpdir/scmroot/libkcddb'...
$ git fetch origin ab5f9f6674c46315481915640d0fb689ce9ba177:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkcddb
 * [new ref]         ab5f9f6674c46315481915640d0fb689ce9ba177 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab5f9f6 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild