$ git clone -n https://src.fedoraproject.org/rpms/log4c.git /var/lib/mock/f38-build-side-42-init-devel-636895-26383/root/chroot_tmpdir/scmroot/log4c
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-636895-26383/root/chroot_tmpdir/scmroot/log4c'...
$ git fetch origin ef0c3aedbce8a82ed1dfaa30fe3a0298854ebc49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/log4c
 * [new ref]         ef0c3aedbce8a82ed1dfaa30fe3a0298854ebc49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef0c3ae Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild