$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-sq.git /var/lib/mock/f42-build-side-1-3512412-46069/root/chroot_tmpdir/scmroot/rust-sequoia-sq
Cloning into '/var/lib/mock/f42-build-side-1-3512412-46069/root/chroot_tmpdir/scmroot/rust-sequoia-sq'...
$ git fetch origin 02868e6b7aa8d0f68d80413625730aba5aa42f74:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-sq
 * [new ref]         02868e6b7aa8d0f68d80413625730aba5aa42f74 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02868e6 Update to version 1.3.1; Fixes RHBZ#2356180