$ git clone -n https://src.fedoraproject.org/rpms/hledger-web.git /var/lib/mock/f38-build-side-42-init-devel-765542-27717/root/chroot_tmpdir/scmroot/hledger-web
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-765542-27717/root/chroot_tmpdir/scmroot/hledger-web'...
$ git fetch origin df7497c062d6f9274268fbd8e8792799c8c8dc6f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hledger-web
 * [new ref]         df7497c062d6f9274268fbd8e8792799c8c8dc6f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df7497c update to 1.27.1