$ git clone -n https://src.fedoraproject.org/rpms/apache-commons-exec.git /var/lib/mock/f39-build-1630532-39626/root/chroot_tmpdir/scmroot/apache-commons-exec
Cloning into '/var/lib/mock/f39-build-1630532-39626/root/chroot_tmpdir/scmroot/apache-commons-exec'...
$ git fetch origin 2bc94b1f0d3e050fad032f82eee678f4d90434c0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-commons-exec
 * [new ref]         2bc94b1f0d3e050fad032f82eee678f4d90434c0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2bc94b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild