$ git clone -n https://src.fedoraproject.org/rpms/rust-glib0.15.git /var/lib/mock/f40-build-2656106-66913/root/chroot_tmpdir/scmroot/rust-glib0.15
Cloning into '/var/lib/mock/f40-build-2656106-66913/root/chroot_tmpdir/scmroot/rust-glib0.15'...
$ git fetch origin cf5ea38430e931d510621e4afd6f770cd2b943be:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-glib0.15
 * [new ref]         cf5ea38430e931d510621e4afd6f770cd2b943be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf5ea38 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild