$ git clone -n https://github.com/fedora-riscv/Singular /var/lib/mock/f39-build-2367063-60382/root/chroot_tmpdir/scmroot/Singular
Cloning into '/var/lib/mock/f39-build-2367063-60382/root/chroot_tmpdir/scmroot/Singular'...
$ git fetch origin b44a601a3216280644221d4d4882079527713aa3:KOJI_FETCH_HEAD
From https://github.com/fedora-riscv/Singular
 * [new ref]         b44a601a3216280644221d4d4882079527713aa3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b44a601 Add riscv64 support