$ git clone -n https://src.fedoraproject.org/rpms/rust-cairo-rs0.15.git /var/lib/mock/f40-build-2129699-50787/root/chroot_tmpdir/scmroot/rust-cairo-rs0.15
Cloning into '/var/lib/mock/f40-build-2129699-50787/root/chroot_tmpdir/scmroot/rust-cairo-rs0.15'...
$ git fetch origin 1dc255af83cc4c3b74600c7b886d7f5d65016d05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cairo-rs0.15
 * [new ref]         1dc255af83cc4c3b74600c7b886d7f5d65016d05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1dc255a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild