$ git clone -n https://src.fedoraproject.org/rpms/rust-eyre.git /var/lib/mock/f38-build-side-42-init-devel-724581-27307/root/chroot_tmpdir/scmroot/rust-eyre
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-724581-27307/root/chroot_tmpdir/scmroot/rust-eyre'...
$ git fetch origin dc0f92712f7a6d465f4c07de42d7ccb3db4256f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-eyre
 * [new ref]         dc0f92712f7a6d465f4c07de42d7ccb3db4256f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc0f927 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild