$ git clone -n https://src.fedoraproject.org/rpms/stringtemplate.git /var/lib/mock/f42-build-3421885-45166/root/chroot_tmpdir/scmroot/stringtemplate
Cloning into '/var/lib/mock/f42-build-3421885-45166/root/chroot_tmpdir/scmroot/stringtemplate'...
$ git fetch origin 7d59d6ee91dc286c31b54fe8b538dd2180cd1fe6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/stringtemplate
 * [new ref]         7d59d6ee91dc286c31b54fe8b538dd2180cd1fe6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d59d6e Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild