$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-ignore.git /var/lib/mock/f39-build-1600077-38530/root/chroot_tmpdir/scmroot/rust-gix-ignore
Cloning into '/var/lib/mock/f39-build-1600077-38530/root/chroot_tmpdir/scmroot/rust-gix-ignore'...
$ git fetch origin 70405f72b1376f5ebfb6124d0aba869e66b40c5f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-ignore
 * [new ref]         70405f72b1376f5ebfb6124d0aba869e66b40c5f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70405f7 Update to version 0.9.0