$ git clone -n https://src.fedoraproject.org/rpms/erlang-cowlib.git /var/lib/mock/f39-build-1598387-38479/root/chroot_tmpdir/scmroot/erlang-cowlib
Cloning into '/var/lib/mock/f39-build-1598387-38479/root/chroot_tmpdir/scmroot/erlang-cowlib'...
$ git fetch origin 6cbd95c37b90356ac6bea300482585ef754d2ea0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-cowlib
 * [new ref]         6cbd95c37b90356ac6bea300482585ef754d2ea0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6cbd95c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild