$ git clone -n http://fedora.riscv.rocks:3000/rpms/kernel.git /var/lib/mock/f41-p550-862992-171309/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/f41-p550-862992-171309/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin 406cdab4351f675a31cd6f7d2f0abf7aaa7270eb:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/kernel
 * [new ref]             406cdab4351f675a31cd6f7d2f0abf7aaa7270eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
Updating files:  90% (282/313)
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Updating files: 100% (313/313)
Updating files: 100% (313/313), done.
HEAD is now at 406cdab43 add missing openssl-devel-engine buildreq