$ git clone -n https://src.fedoraproject.org/rpms/rust-minijinja.git /var/lib/mock/f40-build-2681910-67962/root/chroot_tmpdir/scmroot/rust-minijinja
Cloning into '/var/lib/mock/f40-build-2681910-67962/root/chroot_tmpdir/scmroot/rust-minijinja'...
$ git fetch origin 14c3b24b5dfe9fdf6c6fd9f0762816e3a66eb4a6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-minijinja
 * [new ref]         14c3b24b5dfe9fdf6c6fd9f0762816e3a66eb4a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14c3b24 Update to version 1.0.13; Fixes RHBZ#2269940