$ git clone -n https://src.fedoraproject.org/rpms/tree-sitter.git /var/lib/mock/f41-build-852918-166523/root/chroot_tmpdir/scmroot/tree-sitter
Cloning into '/var/lib/mock/f41-build-852918-166523/root/chroot_tmpdir/scmroot/tree-sitter'...
$ git fetch origin 60d0f83eaabec128af05c153b0ad8e7846bbb8a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tree-sitter
 * [new ref]         60d0f83eaabec128af05c153b0ad8e7846bbb8a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60d0f83 Rebuilt in side-tag