$ git clone -n https://src.fedoraproject.org/rpms/rust-minijinja.git /var/lib/mock/f39-build-1860570-42472/root/chroot_tmpdir/scmroot/rust-minijinja
Cloning into '/var/lib/mock/f39-build-1860570-42472/root/chroot_tmpdir/scmroot/rust-minijinja'...
$ git fetch origin 72e5debf5dee8f49151b23306df1e915002684fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-minijinja
 * [new ref]         72e5debf5dee8f49151b23306df1e915002684fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 72e5deb Update to version 1.0.10; Fixes RHBZ#2249050